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Electronic Shelf Label
| Market Model | SL121: Spec: 2.13 inches BWR,SL126: Spec: 2.6 inches BWR,SL126+: Spec: 2.6 inches BWR Anti-freezing -20°C,SL142: Spec: 4.2 inches BWR,SL142+: Spec: 4.2 inches BWR Dustproof & Waterproof IP67,SL175: Spec: 7.5 inches BWR |
| Screen | e-Paper Display |
| LED | 7-color LED |
| NFC | Active NFC |
| Battery | 5 years |
| OTA | Support |
| AP Market Model | SLAP1 |
| Communication Channel | 4 channels |
| Max ESLs Support | 10000pcs |
| Installation | Ceiling/wall-mounted |
| OS | SUNMI IoT system |
| Communication Protocol | Sunmi ESL Protocol (2.4GHz) |
| Ethernet | 100M RJ45 |
| Coverage Radius | 25m (laboratory result) |
| AP OTA | Support |
| Power | 5V DC/PoE |
